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#
# This CMakeLists file will generate the file elxSupportedImageTypes.h
# in the bin directory. This file defines the types of images for which
# elastix is compiled.
#
# User specified variables:
mark_as_advanced(ELASTIX_IMAGE_DIMENSIONS)
set(ELASTIX_IMAGE_DIMENSIONS 2 3 4 CACHE STRING "Specify image dimensions")
mark_as_advanced(ELASTIX_IMAGE_2D_PIXELTYPES)
set(ELASTIX_IMAGE_2D_PIXELTYPES "float" CACHE STRING "Specify 2D pixel types")
mark_as_advanced(ELASTIX_IMAGE_3D_PIXELTYPES)
set(ELASTIX_IMAGE_3D_PIXELTYPES "short" "float" CACHE STRING "Specify 3D pixel types")
mark_as_advanced(ELASTIX_IMAGE_4D_PIXELTYPES)
set(ELASTIX_IMAGE_4D_PIXELTYPES "short" "float" CACHE STRING "Specify 4D pixel types")
# Define supported dimensions and types for sanity checks.
# Gives protection against typo's.
set(supportedDimensions 2 3 4)
set(supportedTypes "char" "unsigned char"
"short" "unsigned short" "int" "unsigned int"
"long" "unsigned long" "float" "double")
# Sanity check if > 0 number of dimensions are requested
list(LENGTH ELASTIX_IMAGE_DIMENSIONS numDims)
if(${numDims} EQUAL 0)
message(FATAL_ERROR "ERROR: you should set one or more values "
" to ELASTIX_IMAGE_DIMENSIONS!\n"
"Choose a subset of {${supportedDimensions}}.")
endif()
# Start a string containing the supported image types
# and initialize some variables.
set(supportString "")
set(supportOpenCLImages "")
set(index 1)
set(numSupported 0)
# Add supported image types to the string
foreach(dim ${ELASTIX_IMAGE_DIMENSIONS})
# Check dimension
if(${dim} EQUAL 2)
set(pixelTypeList ${ELASTIX_IMAGE_2D_PIXELTYPES})
set(whichList "ELASTIX_IMAGE_2D_PIXELTYPES")
elseif(${dim} EQUAL 3)
set(pixelTypeList ${ELASTIX_IMAGE_3D_PIXELTYPES})
set(whichList "ELASTIX_IMAGE_3D_PIXELTYPES")
elseif(${dim} EQUAL 4)
set(pixelTypeList ${ELASTIX_IMAGE_4D_PIXELTYPES})
set(whichList "ELASTIX_IMAGE_4D_PIXELTYPES")
else()
message(FATAL_ERROR "ERROR: you selected ELASTIX_IMAGE_DIMENSIONS"
" to include ${dim}, which is not supported!\n"
"Choose a subset of {${supportedDimensions}}.")
endif()
# Sanity check if > 0 number of pixel types are requested
list(LENGTH pixelTypeList pixelTypeListLength)
if(${pixelTypeListLength} EQUAL 0)
message(FATAL_ERROR "ERROR: you should set one or more values"
" to ${whichList}!\n"
"Choose a subset of {${supportedTypes}}.")
endif()
# Add types
foreach(type ${pixelTypeList})
# Sanity check
list(FIND supportedTypes ${type} foundIndex)
if(${foundIndex} EQUAL -1)
message(FATAL_ERROR "ERROR: you selected ${whichList}"
" to include ${type}, which is not supported!\n"
"Choose a subset of {${supportedTypes}}.")
endif()
# Add type to supportString
set(supportString
"${supportString} elxSupportedImageTypeMacro(${type}, ${dim}, ${type}, ${dim}, ${index});\n")
# Increase some variables
math(EXPR index "${index} + 1")
math(EXPR numSupported "${numSupported} + 1")
endforeach()
# OpenCL
if(ELASTIX_USE_OPENCL)
# Construct supportOpenCLImages
set(openclindex 0)
list(LENGTH pixelTypeList pixelTypeListLength)
if(supportOpenCLImages STREQUAL "")
set(supportOpenCLImages "typedef typelist::MakeTypeList<")
else()
set(supportOpenCLImages "${supportOpenCLImages}\n typedef typelist::MakeTypeList<")
endif()
foreach(type ${pixelTypeList})
set(supportOpenCLImages "${supportOpenCLImages}${type}")
math(EXPR openclindex "${openclindex} + 1")
if(NOT openclindex EQUAL pixelTypeListLength)
set(supportOpenCLImages "${supportOpenCLImages}, ")
endif()
endforeach()
set(supportOpenCLImages "${supportOpenCLImages}>::Type OpenCLImageTypes${dim}D;")
endif()
endforeach()
# Prepend the string with the number of supported images.
set(supportString
"const unsigned int NrOfSupportedImageTypes = ${numSupported};\n\n${supportString}")
# Put the generated string in the elxSupportedImageTypes.h
# header using configure_file.
set(UserDefinedSupportedImageTypes ${supportString})
configure_file(
${elastix_SOURCE_DIR}/Core/Install/elxSupportedImageTypes.h.in
${elastix_BINARY_DIR}/elxSupportedImageTypes.h
@ONLY)
# OpenCL
if(ELASTIX_USE_OPENCL)
# Construct supportOpenCLDimensions
set(supportOpenCLDimensions "")
# Check 2D
list(FIND ELASTIX_IMAGE_DIMENSIONS 2 ELASTIX_SUPPORT_OPENCL_2D)
if(NOT ELASTIX_SUPPORT_OPENCL_2D EQUAL -1)
set(tof "true")
else()
set(tof "false")
endif()
set(supportOpenCLDimensions "itkStaticConstMacro(Support2D, bool, ${tof});")
# Check 3D
list(FIND ELASTIX_IMAGE_DIMENSIONS 3 ELASTIX_SUPPORT_OPENCL_3D)
if(NOT ELASTIX_SUPPORT_OPENCL_3D EQUAL -1)
set(tof "true")
else()
set(tof "false")
endif()
set(supportOpenCLDimensions
"${supportOpenCLDimensions}\n itkStaticConstMacro(Support3D, bool, ${tof});")
set(UserDefinedSupportedDimensions "${supportOpenCLDimensions}")
set(UserDefinedSupportedImageTypes "${supportOpenCLImages}")
# Put the generated string in the elxOpenCLSupportedImageTypes.h
# header using configure_file.
configure_file(
${elastix_SOURCE_DIR}/Core/Install/elxOpenCLSupportedImageTypes.h.in
${elastix_BINARY_DIR}/elxOpenCLSupportedImageTypes.h
@ONLY)
endif()
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